Flow price: --
fb814bef70ba11c8a5b9f2ae75e326870649980a69e6da9632b76d8c451a55b3

Transaction

Hash: fb814bef70ba11c8a5b9f2ae75e326870649980a69e6da9632b76d8c451a55b3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fb814bef70ba11c8a5b9f2ae75e326870649980a69e6da9632b76d8c451a55b3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fb814bef70ba11c8a5b9f2ae75e326870649980a69e6da9632b76d8c451a55b3
Status:
ERROR
Block height:
39971038
Block id:
2afa68870b2ea8179ecb3bcb9bb7a4825cea78189abed6ed351e9a3a0fcddc93
Timestamp:
Sunday 30 October 2022 at 06:10:48 UTC
()
Proposer:
Authorizers:
Gas used:
49